5 Best Coin Batteries

The 5 Best Long Lasting AA Batteries

These days, our electronic devices are powered by a number of different types of batteries, from small button cell batteries to the lithium-ion batteries that run the laptop I'm writing this on. But ...

The future of Silicon Valley may lie in the mountains of Afghanistan

A conservative estimate of the riches is $1 trillion. In some circles, it’s as high as $5 trillion. Above: A typical lithium “button” cell found in many small electronics. In Silicon Valley and beyond ...

New lithium-ion battery design that’s 2,000 times more powerful, recharges 1,000 times faster

Researchers at the University of Illinois at Urbana-Champaign have developed a new lithium ... to create a button-sized microbattery, and you can see in the graph below how well their battery compares ...